Hourly Weather Forecast - Johnston City, IL

12 AM
17°F
0%
3mph
WSW
Mostly Clear
Humidity
42%
Feels like
12°F
Dew Point
-2°F
1 AM
17°F
0%
3mph
SW
Mostly Clear
Humidity
43%
Feels like
11°F
Dew Point
-2°F
2 AM
16°F
0%
4mph
SW
Clear
Humidity
44%
Feels like
10°F
Dew Point
-2°F
3 AM
16°F
0%
4mph
SW
Clear
Humidity
44%
Feels like
10°F
Dew Point
-2°F
4 AM
16°F
0%
4mph
SSW
Clear
Humidity
45%
Feels like
9°F
Dew Point
-1°F
5 AM
16°F
0%
5mph
SSW
Clear
Humidity
48%
Feels like
9°F
Dew Point
0°F
6 AM
16°F
0%
5mph
SSW
Clear
Humidity
50%
Feels like
9°F
Dew Point
1°F
7 AM
18°F
0%
6mph
S
Clear
Humidity
50%
Feels like
10°F
Dew Point
2°F
7:08 AM
8 AM
22°F
0%
7mph
S
Sunny
Humidity
47%
Feels like
13°F
Dew Point
4°F
9 AM
26°F
0%
8mph
S
Sunny
Humidity
41%
Feels like
17°F
Dew Point
6°F
10 AM
30°F
0%
9mph
S
Mostly Sunny
Humidity
37%
Feels like
22°F
Dew Point
7°F
11 AM
34°F
0%
10mph
S
Partly Cloudy
Humidity
33%
Feels like
26°F
Dew Point
8°F
12 PM
36°F
0%
11mph
S
Partly Cloudy
Humidity
31%
Feels like
29°F
Dew Point
9°F
1 PM
38°F
0%
11mph
S
Partly Cloudy
Humidity
29%
Feels like
31°F
Dew Point
9°F
2 PM
40°F
0%
11mph
S
Mostly Sunny
Humidity
29%
Feels like
33°F
Dew Point
11°F
3 PM
40°F
0%
11mph
S
Mostly Sunny
Humidity
30%
Feels like
33°F
Dew Point
11°F
4 PM
38°F
0%
11mph
S
Sunny
Humidity
33%
Feels like
32°F
Dew Point
12°F
5 PM
36°F
0%
9mph
S
Sunny
Humidity
37%
Feels like
29°F
Dew Point
12°F
5:05 PM
6 PM
35°F
0%
9mph
S
Clear
Humidity
40%
Feels like
27°F
Dew Point
13°F
7 PM
34°F
0%
10mph
S
Clear
Humidity
40%
Feels like
26°F
Dew Point
13°F
8 PM
34°F
0%
11mph
S
Clear
Humidity
40%
Feels like
26°F
Dew Point
13°F
9 PM
35°F
0%
12mph
S
Clear
Humidity
40%
Feels like
26°F
Dew Point
13°F
10 PM
35°F
0%
13mph
S
Mostly Clear
Humidity
41%
Feels like
26°F
Dew Point
13°F
11 PM
35°F
0%
13mph
S
Partly Cloudy
Humidity
42%
Feels like
26°F
Dew Point
14°F

Snow Forecast through Sunday

Series of Weather Systems Cover Great Lakes, East in Snow

Two main areas of low pressure will produce snow in the Upper Midwest, Great Lakes and Eastern U.S.

Monday's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

Vehicle driving in wintry conditions

Prepare Your Car for Cold Weather

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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